fail("Failure expected as HolderOfKey is not allowed by default");
} catch (STSException ex) {
// expected
}
TokenDelegationHandler delegationHandler = new HOKDelegationHandler();
issueOperation.setDelegationHandlers(Collections.singletonList(delegationHandler));
RequestSecurityTokenResponseCollectionType response =
issueOperation.issue(request, webServiceContext);
List<RequestSecurityTokenResponseType> securityTokenResponse =